TABLE 2

Analysis of Factors Associated With Keeping a Well-Child Visit Within 60 Days After a Sick Visit With Immunizations and Well-Child Care Due

VariableNo. of VisitsProportion of Total Visits, (N = 4845) %Proportion of Cohort With Well-Child Visit Within 60 d, %Relative Risk of Having Well-Child Visit Within 60 d (95% CI)a
Total visit population484510054.2NA
Sick visit demographic features
    Female233548.254.31.00 (0.95–1.06)
    Race
        Black400682.751.9Reference
        White3827.967.51.3 (1.21–1.40)
        Other4579.463.51.22 (1.13–1.32)
    Age, mo
        <259712.385.9Reference
        2 to <670514.665.50.76 (0.72–0.81)
        6 to <12115323.856.00.65 (0.61–0.69)
        12 to <18159032.848.10.56 (0.53–0.59)
        >1880016.530.00.35 (0.32–0.39)
    Private insurance92119.060.61.14 (1.08–1.22)
Immunization at sick visit
    No shots given338369.845.6Reference
    Shots given146230.218.70.55 (0.51–0.60)
Visit-specific health-related characteristics
    Immunization delay212443.840.90.63 (0.60–0.67)
    Temperature at visit
        <100°F374777.354.6Reference
        100°F to <101°F67013.853.40.98 (0.91–1.06)
        101°F to <102°F2034.251.30.94 (0.82–1.08)
        >102°F2254.654.20.99 (0.88–1.12)
    Visit complexityb
        Low4078.460.0Reference
        Moderate375177.454.50.91 (0.83–0.99)
        High68714.249.70.83 (0.74–0.92)
    Provider type
        Attending physician349672.257.2Reference
        Nurse practitioner2014.251.70.90 (0.79–1.04)
        Trainee114823.745.70.80 (0.75–0.86)
Patient-specific health-related characteristics
    No. of appointment no-shows in past year
        0167734.665.6Reference
        1–2192939.852.30.80 (0.75–0.84)
        ≥3123925.641.90.64 (0.59–0.69)
    ≥1 encounter with on-site social worker before 13 mo of age66713.847.20.85 (0.78–0.93)
    Chronic health problem60512.546.80.85 (0.77–0.93)
Visit setting
    Visit site
        Site 197620.162.7Reference
        Site 2114723.754.70.87 (0.81–0.94)
        Site 3119624.756.90.91 (0.85–0.97)
        Site 4152631.545.40.74 (0.69–0.80)
    Season of visit
        Summer82717.154.5Reference
        Spring123125.457.11.05 (0.97–1.13)
        Autumn131527.153.50.98 (0.91–1.06)
        Winter147230.452.30.96 (0.89–1.04)
Decision support for immunizations269055.553.00.96 (0.91–1.01)
  • NA indicates not applicable.

  • a Relative risk represents an unadjusted comparison between patients with the variable of interest and all other patients in the cohort or reference patients in the cohort, where indicated.

  • b Visit complexity was based on Current Procedural Terminology evaluation and management codes (low: 1 or 2 codes; medium: 3 codes; high: 4 or 5 codes).